Juniper Juno IPv6 Over IPv4 Tunnel Security Bypass Vulnerability

BID:50705

Info

Juniper Juno IPv6 Over IPv4 Tunnel Security Bypass Vulnerability

Bugtraq ID: 50705
Class: Design Error
CVE:
Remote: Yes
Local: No
Published: Nov 17 2011 12:00AM
Updated: Nov 17 2011 12:00AM
Credit: Reported by the vendor
Vulnerable: Juniper Junos 10.2R2
Not Vulnerable: Juniper Junos 10.2R3

Discussion

Juniper Juno IPv6 Over IPv4 Tunnel Security Bypass Vulnerability

Juniper Juno is prone to a security-bypass vulnerability.

Successful exploit of this issue allows attackers to bypass certain security policies that are not being enforced.

Versions prior to Juniper Juno 10.2 R3 are vulnerable.

Exploit / POC

Juniper Juno IPv6 Over IPv4 Tunnel Security Bypass Vulnerability

An attacker can use readily available network utilities.

Solution / Fix

Juniper Juno IPv6 Over IPv4 Tunnel Security Bypass Vulnerability

Solution:
The vendor released an update to address this issue. Please see the references for more information.

References

Juniper Juno IPv6 Over IPv4 Tunnel Security Bypass Vulnerability

References:
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